County in Illinois

Cook County Време Прогноза

Cook County weather: 17°C, Променлива облачност. Почасово forecast, 14-day outlook, UV, air quality and the best time до visit.

☁️ 17°C now🕔 2:39 AM local📅 Best: май, юни, август, септември and октомври👥 5.1 million

14-day forecast for Cook County

Макс. / Мин.; Валежи; UV

ДенУсловияМакс. / Мин.ВалежиВятърUV
ср, авг 26☁️ Облачно30° / 17°15%20 km/h7
чет, авг 27☁️ Облачно24° / 17°5%16 km/h7
пет, авг 28☁️ Облачно29° / 19°3%14 km/h7
съб, авг 29☁️ Облачно30° / 20°7%18 km/h6
нед, авг 30🌦️ Light drizzle32° / 21°10% · 1 mm27 km/h7
пон, авг 31🌦️ Light drizzle32° / 24°25% · 2 mm24 km/h6
вт, сеп 1🌦️ Light drizzle32° / 23°31% · 2 mm18 km/h6
ср, сеп 2🌦️ Light drizzle24° / 20°19% · 2 mm17 km/h5
чет, сеп 3🌦️ Light drizzle24° / 20°18% · 0 mm17 km/h5
пет, сеп 4☁️ Облачно24° / 18°22%17 km/h6
съб, сеп 5☁️ Облачно24° / 18°22%14 km/h6
нед, сеп 6🌦️ Ръмеж27° / 17°27% · 2 mm18 km/h4
пон, сеп 7🌦️ Light drizzle23° / 16°13% · 0 mm16 km/h6
вт, сеп 8🌧️ Heavy drizzle21° / 16°20% · 7 mm24 km/h3

The two-week trend

Temperature trend

Cooling. The second half of the window averages 7°C cooler than the days immediately ahead.

Against the normal

The window averages 26°C against a август normal of 26°C - right on average.

Дъждfall

The next 7 days look unusually dry - roughly 22% of a normal август week (4 mm against 18 mm).

What this means for Cook County

Compared с normal

Today is slightly warmer than average for август. The forecast high of 30°C is 3.5°C above the 26°C typical for this month.

Дъжд chance explained

A 15% chance means most of the area stays dry; a passing shower is possible but short.

Пътуване and driving

No weather-related travel disruption is expected today. Roads and airports should run normally.

Worth knowing

Northern Hemisphere, so peak summer falls in юни до август.

Worth knowing

The gap between the warmest and coldest month averages 29°C.

What до pack, what до skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • недglasses, a brimmed hat and SPF 30+
Worth avoiding
  • If your dates are flexible, avoid януари, февруари and декември - historically the least comfortable months here.

Вижте прогнозата за Cook County по период

Cook County weather - more answers

Explore Cook County

Every topic we hold for this place, and the same topic for the places around it.

Време for related places

Frequently asked questions

Where is Cook County?

Cook County is a county in Illinois. Its coordinates are 41.8781, -87.6298. It lies in Северна Америка.

What is the weather like in Cook County в момента?

It is currently 17°C (63°F) с Променлива облачност. Влажност is 84% and wind is 8 km/h.

When is the best time до visit Cook County?

май, юни, август, септември and октомври offer the most comfortable conditions in Cook County, which has a continental climate. януари, февруари and декември are usually the hardest months for outdoor plans.

What time zone is Cook County in?

Cook County observes America/Chicago (UTC-05:00). The local time is 2:39 AM.

How many people live in Cook County?

Cook County has a population of approximately 5.1 million.

What is the nearest airport до Cook County?

The closest airports are O'Hare International Airport (ORD), 25 km away.

What are the top things до do in Cook County?

Popular options include Indiana Dunes National Park, Starved Rock State Park and Lake Michigan.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Прогноза and observationsOpen-Meteo (ECMWF and national models).
Качество на въздуха and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Климат averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Време Service.
MethodScores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown.

Last updated август 26, 2026 at 2:39 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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